CVE-2021-24147

{"containers": {"cna": {"affected": [{"product": "Modern Events Calendar Lite", "vendor": "Unknown", "versions": [{"lessThan": "5.16.5", "status": "affected", "version": "5.16.5", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Nguyen Van Khanh - SunCSR (Sun* Cyber Security Research)"}], "descriptions": [{"lang": "en", "value": "Unvalidated input and lack of output encoding in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not sanitise the mic_comment field (Notes on time) when adding/editing an event, allowing users with privilege as low as author to add events with a Cross-Site Scripting payload in them, which will be triggered in the frontend when viewing the event."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-03-18T14:57:50.000Z", "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f"}], "source": {"discovery": "UNKNOWN"}, "title": "Modern Events Calendar Lite < 5.16.5 - Authenticated Stored Cross-Site Scripting (XSS)", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "contact@wpscan.com", "ID": "CVE-2021-24147", "STATE": "PUBLIC", "TITLE": "Modern Events Calendar Lite < 5.16.5 - Authenticated Stored Cross-Site Scripting (XSS)"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Modern Events Calendar Lite", "version": {"version_data": [{"version_affected": "<", "version_name": "5.16.5", "version_value": "5.16.5"}]}}]}, "vendor_name": "Unknown"}]}}, "credit": [{"lang": "eng", "value": "Nguyen Van Khanh - SunCSR (Sun* Cyber Security Research)"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Unvalidated input and lack of output encoding in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not sanitise the mic_comment field (Notes on time) when adding/editing an event, allowing users with privilege as low as author to add events with a Cross-Site Scripting payload in them, which will be triggered in the frontend when viewing the event."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f", "refsource": "MISC", "url": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:21:18.252Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f"}]}]}, "cveMetadata": {"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24147", "datePublished": "2021-03-18T14:57:50.000Z", "dateReserved": "2021-01-14T00:00:00.000Z", "dateUpdated": "2024-08-03T19:21:18.252Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "Modern Events Calendar Lite", "vendor": "Unknown", "versions": [{"lessThan": "5.16.5", "status": "affected", "version": "5.16.5", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:webnus:modern_events_calendar_lite:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "BD00028C-3D21-47D5-BC22-73761A049EFB", "versionEndExcluding": "5.16.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Unvalidated input and lack of output encoding in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not sanitise the mic_comment field (Notes on time) when adding/editing an event, allowing users with privilege as low as author to add events with a Cross-Site Scripting payload in them, which will be triggered in the frontend when viewing the event."}, {"lang": "es", "value": "Una entrada no comprobada y una falta de codificaci\u00f3n de salida en el plugin de WordPress Modern Events Calendar Lite, versiones anteriores a 5.16.5, no sanean el campo mic_comment (Notas a tiempo) cuando agrega y edita un evento, permitiendo a usuarios con privilegios tan bajos como el autor para agregar eventos con una carga \u00fatil de tipo Cross-Site Scripting en ellos, que ser\u00e1 activada en el frontend cuando se visualiza el evento"}], "id": "CVE-2021-24147", "lastModified": "2026-06-17T03:39:28.377", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-18T15:15:15.557", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/0f9ba284-5d7e-4092-8344-c68316b0146f"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "contact@wpscan.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}